Anti-collision Window Stickers 26 different shapes including birds, eagles, butterflies, and bees. These stickers feature a colorful and vibrant design to help prevent birds from colliding with glass surfaces. Matte Transparent Design Made with reflective material that reflects ultraviolet light, creating a visible warning for birds. The matte finish is transparent and can be seen from both inside and outside the window. Reusable Window Stickers Crafted from high-quality PVC material, these stickers adhere firmly to windows and glass doors without the need for additional adhesive. They are easy to apply and remove without residue, making them ideal for patio doors or windows in baby rooms. Note: These stickers are designed for glass surfaces only and are not suitable for walls. Surface contaminants such as dust or grease may affect adhesion. How to Use Ensure the surface is smooth and free of texture. Clean the area thoroughly to remove dust and grease. Apply the sticker and gently press out any trapped water. Note: All measurements are manually taken; please allow a 13 cm variation. Due to differences in lighting and display settings, colors may vary slightly from the images shown. Product appearance may differ slightly from the physical item received.